Experience the mystery and intrigue of crime scene investigation through different types of data that investigators collect to solve a case. CSIs examination of fingerprints, blood type, DNA, and lie detectors as well as the five Ws (who, what, when, where, and why) reveal important concepts of data analysis. more...

Follow along as three kids become crime scene investigators when pieces of their favorite playground begin to disappear. The Jungle Park Case reveals how the children eventually uncover the culprit by collecting and analyzing data including fingerprints, footprints, and tire trackseven conducting interviews with eyewitnesses and specialists. more...

Newspapers tell us local and world news, and they are full of data, or information. There are many parts of a newspaper that deal with different topics. For example there are sections for local and world news, business, sports, weather, lifestyle or entertainment, and classifieds. Some newspapers today are on the Internet, making it easy to access... more...

Who knew how fun and useful exploring graphs could be? Graphs in Action explores different types of graphs and their practical applications and explains how graphs are used to record business growth and productivity. more...

Budgets help people keep track of their incomes and plan their expenses. Sometimes budgets need to be revised in order to plan for big expenses or to deal with unexpected costs. Individuals, companies, and national governments all use budgets. Using a budget will help you plan ahead and save money for the future. more...

When planning for a trip, it is smart to use a budget to plan for all expected costs including food, accommodations, entertainment, and extra spending money. You may have to plan for months for a family vacation by finding discounts at stores, saving money daily, and estimating the exact costs of your vacation. Sometimes unexpected expenses may hinder... more...

Before there was money, people bartered, or traded, goods and services to get the things they needed and wanted. Now, we use money in the form of bills and coins to buy goods and services. People have markets all around the world where they sell their goods. One special type of market is a stock market where you can buy shares of stock in a company... more...

A good way to make money is to think of something to sell that will make you a profit. Opening a lemonade stand during summer can make you a profit if you keep track of the costs of the ingredients and the amount of money you will charge for each glass. If you add ice to the lemonade, you can sell more glasses because there will be less lemonade in... more...

Before there was money, people bartered, or traded, goods and services to get the things they needed and wanted. Now, we use money in the form of bills and coins to buy goods and services. People have markets all around the world where they sell their goods. One special type of market is a stock market where you can buy shares of stock in a company... more...

A good way to make money is to think of something to sell that will make you a profit. Opening a lemonade stand during summer can make you a profit if you keep track of the costs of the ingredients and the amount of money you will charge for each glass. If you add ice to the lemonade, you can sell more glasses because there will be less lemonade in... more...